/*
 * The MIT License
 *
 * Copyright 2017 Tim Boudreau.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.mastfrog.netty.http.client;

import com.mastfrog.util.preconditions.Exceptions;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;

/**
 *
 * @author Tim Boudreau
 */
final class DeferredAssertions implements AutoCloseable {

    private final List<Assertion> assertions = new CopyOnWriteArrayList<>();

    DeferredAssertions exec() throws Throwable {
        for (Assertion a : assertions) {
            a.exec();
        }
        return this;
    }

    DeferredAssertions add(Assertion assertion) {
        assertions.add(assertion);
        return this;
    }

    @Override
    public void close() throws Exception {
        try {
            exec();
        } catch (Throwable ex) {
            Exceptions.chuck(ex);
        }
    }

    interface Assertion {

        void exec() throws Throwable;
    }
}
